fixed warnings

lib/views/login/pages/login_tablet_page.dart

@@ -9,9 +9,40 @@ import '../../../core/utils/size_config.dart';
 import '../../../view_models/auth_view_model.dart';
 import '../widgets/widgets.dart';
 
-class LoginTabletPage extends StatelessWidget {
+class LoginTabletPage extends StatefulWidget {
   const LoginTabletPage({super.key});
 
+  @override
+  State<LoginTabletPage> createState() => _LoginTabletPageState();
+}
+
+class _LoginTabletPageState extends State<LoginTabletPage> {
+  late final AuthViewModel viewModel;
+
+  @override
+  void initState() {
+    super.initState();
+    viewModel = context.read<AuthViewModel>();
+    viewModel.addListener(_viewModelListener);
+  }
+
+  void _viewModelListener() {
+    if (viewModel.loggedInUser != null) {
+      HomeRouteData().go(context);
+    }
+    if (viewModel.errorMessage != null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text(viewModel.errorMessage!)),
+      );
+    }
+  }
+
+  @override
+  void dispose() {
+    viewModel.removeListener(_viewModelListener);
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     SizeConfig.init(context);
@@ -31,7 +62,6 @@ class LoginTabletPage extends StatelessWidget {
                     SizedBox(height: 32.0.h()),
                     const LoginTitle(),
                     SizedBox(height: 32.0.h()),
-
                     LoginTextField(
                       controller: viewModel.usernameController,
                       focusNode: viewModel.usernameFocus,
@@ -42,7 +72,6 @@ class LoginTabletPage extends StatelessWidget {
                       prefixIconPadding: 4.0.w(),
                     ),
                     SizedBox(height: 16.0.h()),
-
                     LoginTextField(
                       controller: viewModel.passwordController,
                       focusNode: viewModel.passwordFocus,
@@ -56,7 +85,6 @@ class LoginTabletPage extends StatelessWidget {
                       borderRedus: 12,
                     ),
                     SizedBox(height: 32.0.h()),
-
                     if (viewModel.isLoading)
                       BaseButton(
                         isEnabled: false,
@@ -66,21 +94,11 @@ class LoginTabletPage extends StatelessWidget {
                     else
                       BaseButton(
                         isEnabled: viewModel.isLoginEnabled,
-                        onPressed:
-                            viewModel.isLoginEnabled
-                                ? () async {
-                                  await viewModel.login();
-                                  if (viewModel.loggedInUser != null) {
-                                    HomeRouteData().go(context);
-                                  } else if (viewModel.errorMessage != null) {
-                                    ScaffoldMessenger.of(context).showSnackBar(
-                                      SnackBar(
-                                        content: Text(viewModel.errorMessage!),
-                                      ),
-                                    );
-                                  }
-                                }
-                                : null,
+                        onPressed: viewModel.isLoginEnabled
+                            ? () async {
+                                await viewModel.login();
+                              }
+                            : null,
                       ),
                   ],
                 );